DC Generators A triplex wave winding will have parallel paths. 6 2 None of the listed here 4 6 2 None of the listed here 4 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The purpose of providing dummy coils in a generator is To enhance flux density To reduce eddy current losses To provide mechanical balance for the rotor To amplify voltage To enhance flux density To reduce eddy current losses To provide mechanical balance for the rotor To amplify voltage ANSWER DOWNLOAD EXAMIANS APP
DC Generators Open circuited armature coil of a D.C. machine is None of these Both of the listed here Indicated by a spark completely around the commutator Identified by the scarring of the commutator segment to which open circuited coil is connected None of these Both of the listed here Indicated by a spark completely around the commutator Identified by the scarring of the commutator segment to which open circuited coil is connected ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest eddy current loss occurs in the _____ of a dc machine. Armature Field poles Commutating poles Yoke Armature Field poles Commutating poles Yoke ANSWER DOWNLOAD EXAMIANS APP
DC Generators Due to armature reaction, the main pole flux of a dc generator is Distorted only Weakend only Weakened as well as distorted None of the listed here Distorted only Weakend only Weakened as well as distorted None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the value of shunt field resistance of a shunt generator is greater than the critical resistance, the generator will Excite to one half of full voltage Fail to excite None of the listed here Excite to full voltage Excite to one half of full voltage Fail to excite None of the listed here Excite to full voltage ANSWER DOWNLOAD EXAMIANS APP